interference curve

in atomic spectroscopy
https://doi.org/10.1351/goldbook.08496
Graph of absorbance or intensity plotted as a function of the concentration of an interfering element in an atomic spectroscopy experiment.
Source:
PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 722 (https://doi.org/10.1515/pac-2019-0203)